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path: root/spec/rubyspec/library/set/sortedset/delete_spec.rb
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require File.expand_path('../../../../spec_helper', __FILE__)
require 'set'

describe "SortedSet#delete" do
  before :each do
    @set = SortedSet["a", "b", "c"]
  end

  it "deletes the passed Object from self" do
    @set.delete("a")
    @set.should_not include("a")
  end

  it "returns self" do
    @set.delete("a").should equal(@set)
    @set.delete("x").should equal(@set)
  end
end

describe "SortedSet#delete?" do
  before :each do
    @set = SortedSet["a", "b", "c"]
  end

  it "deletes the passed Object from self" do
    @set.delete?("a")
    @set.should_not include("a")
  end

  it "returns self when the passed Object is in self" do
    @set.delete?("a").should equal(@set)
  end

  it "returns nil when the passed Object is not in self" do
    @set.delete?("x").should be_nil
  end
end